程序包 ohos.agp.graphics

接口 SurfaceOps.Callback

封闭接口:

SurfaceOps

public static interface SurfaceOps.Callback

Represents the callback of the surface ops.

This interface needs to be implemented by your application. It is used to provide the callback when a Surface is created, changed, or removed. You can add the callback using SurfaceOps#addCallback.

从以下版本开始:

3

方法概要

限定符和类型	方法	说明
void	surfaceChanged(SurfaceOps holder, int format, int width, int height)	Called back when the surface is changed.
void	surfaceCreated(SurfaceOps holder)	Called back when the surface is created.
void	surfaceDestroyed(SurfaceOps holder)	Called back when the surface is destroyed.

方法详细资料

surfaceCreated

void surfaceCreated(SurfaceOps holder)

Called back when the surface is created. For details, see SurfaceOps.

参数:

holder - Indicates the surface ops that holds the created surface.

surfaceChanged

void surfaceChanged(SurfaceOps holder,
                    int format,
                    int width,
                    int height)

Called back when the surface is changed. For details, see SurfaceOps.

参数:

holder - Indicates the surface holder that holds the changed surface.

format - Indicates the surface format.

width - Indicates the surface width.

height - Indicates the surface height.

surfaceDestroyed

void surfaceDestroyed(SurfaceOps holder)

Called back when the surface is destroyed. For details, see SurfaceOps.

参数:

holder - Indicates the surface ops that holds the destroyed surface.